Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 15/72 and 48/90

15/72 + 48/90 is 89/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 90 is 360
  2. For the 1st fraction, since 72 × 5 = 360,
    15/72 = 15 × 5/72 × 5 = 75/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    48/90 = 48 × 4/90 × 4 = 192/360
  4. Add the two fractions:
    75/360 + 192/360 = 75 + 192/360 = 267/360
  5. 267/360 simplified gives 89/120
  6. So, 15/72 + 48/90 = 89/120

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com